For the equation 21 + 3x = 3x + k, which value of k will create an equation with no solutions?

A. x
B. 3x
C. 15

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why?

2f(x)= x+3 if 4 < x < 8 2x if x 28 2

Analyze the diagram below and complete the instructions that follow. 56 find the unknown side length, x write your answer in simplest radical form. a 2047 b. 60 c. sv109 d. 65 save and exit next s and return